55822074 has 96 divisors (see below), whose sum is σ = 145478592. Its totient is φ = 14112000.

The previous prime is 55822069. The next prime is 55822097. The reversal of 55822074 is 47022855.

It is a super-2 number, since 2×55822074² = 6232207891322952, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 132384 + ... + 132804.

It is an arithmetic number, because the mean of its divisors is an integer number (1515402).

Almost surely, 2^55822074 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55822074, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72739296).

55822074 is an abundant number, since it is smaller than the sum of its proper divisors (89656518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55822074 is a wasteful number, since it uses less digits than its factorization.

55822074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492 (or 485 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 55822074 is about 7471.4171346539. The cubic root of 55822074 is about 382.1806159580.

The spelling of 55822074 in words is "fifty-five million, eight hundred twenty-two thousand, seventy-four".